Dudediligence.

Semtech Corporation

SMTCNASDAQ · Semiconductors & Related Devices
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Last 12 months

Sales planned on beside the trades reported on , and whether each names a .

Planned ·

$18.0M

42 notices · 163,844 sh

Oct 2025 to Oct 2026

Reported ·

$10.8M

33 sales · 0 buys

Oct 2025 to Jun 2026

The two figures cover different periods.

23 of 33 reported sales carry the 10b5-1 box. Together they are 0.12% of the shares on issue.

PLANNED · FORM 144Oct 2025 to Oct 2026REPORTED · FORM 4Oct 2025 to Jun 2026N2025DJ2026FMAMJJASO2026-10-02: HOU HONG Q, Form 1442026-10-01: Lin Mark, Form 1442026-09-16: Cardenuto Rodolpho C, Form 1442026-09-10: Lin Mark, Form 1442026-09-04: Ruehl Julie Garcia, Form 1442026-09-04: HOU HONG Q, Form 1442026-08-07: HOU HONG Q, Form 1442026-07-22: Walsh Paul V Jr, Form 1442026-07-14: Silberstein Asaf, Form 1442026-07-10: HOU HONG Q, Form 1442026-07-08: Silberstein Asaf, Form 1442026-07-07: Green Jason Elliot, Form 1442026-07-01: Lin Mark, Form 1442026-06-30: Fischer Gregory Michael, Form 1442026-06-29: HOU HONG Q, Form 1442026-06-16: The John Michael & Noemi Wilson Family Trust DTD 01/22/20, Form 1442026-06-10: Lin Mark, Form 1442026-06-05: HOU HONG Q, Form 1442026-06-03: Silberstein Family Trust, Form 1442026-05-28: Li Revocable Trust DTD 11/27/2013, Form 1442026-05-28: Fischer Gregory Michael, Form 1442026-05-01: HOU HONG Q, Form 1442026-04-22: Walsh Paul V Jr, Form 1442026-04-10: HOU HONG Q, Form 1442026-04-09: Martin Burvill, Form 1442026-04-01: Green Jason Elliot, Form 1442026-04-01: Lin Mark, Form 1442026-03-24: Lin Mark, Form 1442026-03-11: Lin Mark, Form 1442026-03-10: Lin Mark, Form 1442026-03-06: Lin Mark, Form 1442026-02-09: Silberstein Asaf, Form 1442026-02-02: Silberstein Asaf, Form 1442026-01-22: Silberstein Asaf, Form 1442026-01-21: Walsh Paul V Jr, Form 1442026-01-08: John Michael Wilson, Form 1442026-01-08: Gregory Fischer, Form 1442026-01-07: Saar Gillai, Form 1442026-01-05: Lin Mark, Form 1442025-12-05: Silberstein Asaf, Form 1442025-12-03: Hong Hou, Form 1442025-10-22: Walsh Paul V Jr, Form 1442025-10-22: Walsh Paul V Jr, sold2025-11-19: Walsh Paul V Jr, sold2025-12-03: HOU HONG Q, sold2025-12-05: Silberstein Asaf, sold2025-12-17: Walsh Paul V Jr, sold2026-01-05: Lin Mark, sold2026-01-07: Gillai Saar, sold2026-01-08: WILSON JOHN MICHAEL, sold2026-01-09: Fischer Gregory Michael, sold2026-01-21: Walsh Paul V Jr, sold2026-01-22: Silberstein Asaf, sold2026-02-02: Silberstein Asaf, sold2026-02-09: Silberstein Asaf, sold2026-02-18: Walsh Paul V Jr, sold2026-03-06: Lin Mark, sold2026-03-10: Lin Mark, sold2026-03-18: Walsh Paul V Jr, sold2026-03-24: Lin Mark, sold2026-04-01: Green Jason Elliot, sold2026-04-01: Lin Mark, sold2026-04-09: Burvill Martin, sold2026-04-10: HOU HONG Q, sold2026-04-22: Walsh Paul V Jr, sold2026-05-01: HOU HONG Q, sold2026-05-20: Walsh Paul V Jr, sold2026-05-28: Li Ye Jane, sold2026-05-28: Fischer Gregory Michael, sold2026-06-03: Silberstein Asaf, sold2026-06-05: HOU HONG Q, sold2026-06-10: Lin Mark, sold2026-06-22: WILSON JOHN MICHAEL, sold
under a no plan named▼ salesize is dollars

Form 144 notices, newest first

2026-10-02HOU HONG Q, President and CEO$382,420
2,000 shplan 2025-12-17Form 4s on file end Jun 23144 ↗
2026-10-01Lin Mark, EVP and CFO$172,967
967 shplan 2026-06-29Form 4s on file end Jun 23144 ↗
2026-09-16Cardenuto Rodolpho C, Director$877,978
5,321 shno plan dateForm 4s on file end Jun 23144 ↗
2026-09-10Lin Mark, EVP and CFO$109,212
683 shplan 2025-06-23Form 4s on file end Jun 23144 ↗
2026-09-04Ruehl Julie Garcia, Director$217,500
1,500 shplan 2026-05-29Form 4s on file end Jun 23144 ↗
2026-09-04HOU HONG Q, President and CEO$277,420
2,000 shplan 2025-12-17Form 4s on file end Jun 23144 ↗
2026-08-07HOU HONG Q, President and CEO$280,000
2,000 shplan 2025-12-17Form 4s on file end Jun 23144 ↗
2026-07-22Walsh Paul V Jr, Director$199,605
1,500 shplan 2025-07-09Form 4s on file end Jun 23144 ↗
2026-07-14Silberstein Asaf, EVP and COO$1,160,320
8,000 shplan 2026-04-08Form 4s on file end Jun 23144 ↗
2026-07-10HOU HONG Q, President and CEO$266,000
2,000 shplan 2025-12-17Form 4s on file end Jun 23144 ↗
2026-07-08Silberstein Asaf, EVP and COO$1,086,319
8,500 shplan 2026-04-08Form 4s on file end Jun 23144 ↗
2026-07-07Green Jason Elliot, EVP and CCO$294,085
2,264 shplan 2026-04-06Form 4s on file end Jun 23144 ↗
2026-07-01Lin Mark, EVP and CFO$145,893
970 shplan 2025-06-23Form 4s on file end Jun 23144 ↗
2026-06-30Fischer Gregory Michael, Director$234,360
1,500 shplan 2026-03-30Form 4s on file end Jun 23144 ↗
2026-06-29HOU HONG Q, President and CEO$1,465,408
9,605 shplan 2025-12-17Form 4s on file end Jun 23144 ↗
2026-06-16The John Michael & Noemi Wilson Family Trust DTD 01/22/20, Chief Quality Officer and CTO$935,000
5,500 shno plan date144 ↗
Form 4, 2026-06-24: sold 5,500 at $170.00 Form 4 ↗
2026-06-10Lin Mark, EVP and CFO$105,974
683 shplan 2025-06-23144 ↗
Form 4, 2026-06-12: sold 683 at $155.16 Form 4 ↗
2026-06-05HOU HONG Q, President and CEO$324,200
2,000 shplan 2025-12-17144 ↗
Form 4, 2026-06-09: sold 2,000 at $162.10 Form 4 ↗
2026-06-03Silberstein Family Trust, EVP and COO$320,000
2,000 shplan 2025-09-05144 ↗
Form 4, 2026-06-05: sold 2,000 at $164.00 Form 4 ↗
2026-05-28Li Revocable Trust DTD 11/27/2013, Director$907,500
5,500 shno plan date144 ↗
Form 4, 2026-06-01: sold 5,285 at $166.84 Form 4 ↗
2026-05-28Fischer Gregory Michael, Director$164,685
1,000 shplan 2026-03-30144 ↗
Form 4, 2026-06-01: sold 1,000 at $164.69 Form 4 ↗
2026-05-01HOU HONG Q, President and CEO$206,020
2,000 shplan 2025-12-17144 ↗
Form 4, 2026-05-05: sold 2,000 at $103.01 Form 4 ↗
2026-04-22Walsh Paul V Jr, Director$158,895
1,500 shplan 2025-07-09144 ↗
Form 4, 2026-04-24: sold 500 at $105.93 Form 4 ↗
2026-04-10HOU HONG Q, President and CEO$180,220
2,000 shplan 2025-12-17144 ↗
Form 4, 2026-04-14: sold 2,000 at $90.11 Form 4 ↗
2026-04-09Martin Burvill, Director$212,500
2,500 shno plan date144 ↗
Form 4, 2026-04-13: sold 2,500 at $88.98 Form 4 ↗
2026-04-01Green Jason Elliot, EVP and CCO$612,990
7,500 shno plan date144 ↗
Form 4, 2026-04-02: sold 7,500 at $81.73 Form 4 ↗
2026-04-01Lin Mark, EVP and CFO$76,381
974 shplan 2025-06-23144 ↗
Form 4, 2026-04-02: sold 974 at $78.42 Form 4 ↗
2026-03-24Lin Mark, EVP and CFO$689,409
9,186 shplan 2025-06-23144 ↗
Form 4, 2026-03-25: sold 9,186 at $75.05 Form 4 ↗
2026-03-11Lin Mark, EVP and CFO$340,934
3,908 shplan 2025-06-23no Form 4 on file144 ↗
2026-03-10Lin Mark, EVP and CFO$233,128
2,734 shplan 2025-06-23144 ↗
Form 4, 2026-03-12: sold 6,642 at $86.43 Form 4 ↗
2026-03-06Lin Mark, EVP and CFO$551,243
6,582 shplan 2025-06-23144 ↗
Form 4, 2026-03-09: sold 6,582 at $83.75 Form 4 ↗
2026-02-09Silberstein Asaf, EVP and COO$920,000
10,000 shplan 2025-09-05144 ↗
Form 4, 2026-02-11: sold 10,000 at $92.00 Form 4 ↗
2026-02-02Silberstein Asaf, EVP and COO$880,000
10,000 shplan 2025-09-05144 ↗
Form 4, 2026-02-04: sold 10,000 at $88.00 Form 4 ↗
2026-01-22Silberstein Asaf, EVP and COO$415,000
5,000 shplan 2025-09-05144 ↗
Form 4, 2026-01-26: sold 5,000 at $83.00 Form 4 ↗
2026-01-21Walsh Paul V Jr, Director$89,125
1,500 shplan 2025-07-09144 ↗
Form 4, 2026-01-23: sold 500 at $78.25 Form 4 ↗
2026-01-08John Michael Wilson, Chief Quality Officer and CTO$375,000
5,000 shno plan date144 ↗
Form 4, 2026-01-13: sold 5,000 at $75.12 Form 4 ↗
2026-01-08Gregory Fischer, Director$77,550
1,034 shno plan date144 ↗
Form 4, 2026-01-13: sold 1,034 at $75.50 Form 4 ↗
2026-01-07Saar Gillai, Director$270,000
3,600 shno plan date144 ↗
Form 4, 2026-01-09: sold 3,600 at $75.26 Form 4 ↗
2026-01-05Lin Mark, EVP and CFO$101,575
1,333 shplan 2025-06-23144 ↗
Form 4, 2026-01-06: sold 1,333 at $76.20 Form 4 ↗
2025-12-05Silberstein Asaf, EVP and COO$828,660
10,500 shplan 2025-09-05144 ↗
Form 4, 2025-12-09: sold 10,500 at $79.64 Form 4 ↗
2025-12-03Hong Hou, President and CEO$750,000
10,000 shno plan date144 ↗
Form 4, 2025-12-05: sold 10,000 at $74.08 Form 4 ↗
2025-10-22Walsh Paul V Jr, Director$99,360
1,500 shplan 2025-07-09144 ↗
Form 4, 2025-10-24: sold 500 at $66.24 Form 4 ↗